拦污栅的作用是什么？运行时应注意什么？
软件缺陷产生的主要原因（）。 ["设计错误","产品说明书错误","编码错误","测试错误"]
有利的搬运条件
保险法》对保险人的解除权作了哪些限制？
Refer to the exhibit. Which statement is true about the information that is given？（） ["Router R2 will distribute incorrect default router option information to DHCP clients because it isimporting this information from R1","As configured， router R2 will retrieve domain name and other option information from R1","For the import all command to work on router R2， its Fa0\/1 interface must be configured as aDHCP client","The DHCP clients of router R2 will receive the same option information that the clients of R1receive"]
封闭式问卷有哪些显著优点？
